First stab of React based app. 2/3rds of the panel are stubbed out.

static/index.html

@@ -173,5 +173,7 @@
 <script src="/js/react.js"></script>
 <script src="/js/JSXTransformer.js"></script>
 <script src="/js/unread.js" type="text/jsx"></script>
+<script src="/js/folder.js" type="text/jsx"></script>
+<script src="/js/app.js" type="text/jsx"></script>
 </body>
 </html>